That the tested headphone was less loud and sounded less "good" via good old 3.5mm plug may be simple due to the integrated interface electronics, ...
Plenty of classic headphones sound awesome on my iPhone 6S, like the Sony MDR-7506.
The MDR-7506 sound awesome no matter if I plug them in my farther's Revox B77, Technics turntable, my rMBP or an iPhone or even vintage iPod.
And the fact that this lightning headphone sounds crap via classic cable proofs even more why I do not want this to connect to a Mac, or classic stereo.
Btw. to all the lighting lovers: When you loose it on a business trip or holiday and have no Apple store insight you will understand why in my opinion this is a superfluous development. You can not simply plug a regular headphone into your new iDevice, ... ;-)
Plenty of classic headphones sound awesome on my iPhone 6S, like the Sony MDR-7506.
The MDR-7506 sound awesome no matter if I plug them in my farther's Revox B77, Technics turntable, my rMBP or an iPhone or even vintage iPod.
And the fact that this lightning headphone sounds crap via classic cable proofs even more why I do not want this to connect to a Mac, or classic stereo.
Btw. to all the lighting lovers: When you loose it on a business trip or holiday and have no Apple store insight you will understand why in my opinion this is a superfluous development. You can not simply plug a regular headphone into your new iDevice, ... ;-)